D31, D63, D83, H24
D91, D72, C92
D64, D91
C72, C91, D91
D83, L82, C91
; C91 - Laboratory, Individual Behavior; C93 - Field Experiments; M53 - Personnel Economics: Training; J45 - Public Sector Labor Markets
C91, Q5
D12, D14, D83, E21, E52, E71, G5, G21, G51
C91, C92, G21, O16
E24, J23, J24, M40, O33, D83, C91